Plane: Small Shop on Earth

Lin Yiqing, who failed the college entrance examination, was forced by her grandfather to inherit a small shop at home, and also inherited a plane trading system code-named Taibai. Since then, her small shop has had many strange customers, orcs with cat ears and tails, Zerg with six spider legs, icemen covered in frost, immortals who like to practice elixirs and eat them as candy... Wait, there seems to be something wrong with her system, who is this handsome guy, and why is he always flirting with her?